1. CEN/TS 15679:2008-03 Thermal modified timber –definitions and characteristics EN ISO/IEC 17025:2005 conformity assessment. General requirements for the competence of testing and calibration laboratories.
2. Wood modification-chemical, thermal and other processes Wiley series in renewable resources;Hill,2006
3. Thermo-vacuum modification of spruce (Picea abies Karst.) and fir (Abies alba Mill.) wood;Allegretti;BioResources,2012
4. Quality assessment of heat treated wood by NIR spectroscopy;Esteves;Holz Roh Werk,2008
5. Application of Fourier transformed near infrared spectroscopy (FT-NIR) to thermally modified wood;Schwanninger;Holz Roh Werk,2004